Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

This illustrated book shows how four lads from Liverpool came to form the most popular musical group ever...the Beatles! It explains the inspiration behind some of their biggest hits and offers insight into important events happening during the time. A timeline and a glossary are included.

This collection of some of the best-loved Bible stories will give young children an introduction to the Catholic faith.

"Estos crímenes se ilustran con una serie de imágenes y alcanzan la categoría de ilustrados porque nos remiten al tejido social de donde proceden. En "Fraternidad", un joven asesino a sueldo bucea en una saga familiar; en "Un tigre al acecho", el amigo fiel aborda el fracaso de una pareja de triunfadores como una sucesión de episodios de película; "Traviata" establece un inesperado paralelismo entre la protagonista de la ópera de Verdi y la soprano que representa el papel; y en "Viaje de inspección por la zona norte", un personaje salda cuentas con quienes lo han convertido en un...

What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.